111459 has 8 divisors (see below), whose sum is σ = 151632. Its totient is φ = 72800.

The previous prime is 111443. The next prime is 111467. The reversal of 111459 is 954111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111459 - 2⁴ = 111443 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (111409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192 + ... + 509.

It is an arithmetic number, because the mean of its divisors is an integer number (18954).

2¹¹¹⁴⁵⁹ is an apocalyptic number.

111459 is a deficient number, since it is larger than the sum of its proper divisors (40173).

111459 is an equidigital number, since it uses as much as digits as its factorization.

111459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757.

The product of its digits is 180, while the sum is 21.

The square root of 111459 is about 333.8547588398. The cubic root of 111459 is about 48.1251076627.

The spelling of 111459 in words is "one hundred eleven thousand, four hundred fifty-nine".